<template>
  <div class="pay-main">
    <div class="pay-container">
      <div class="checkout-tit">
        <h4 class="tit-txt">
          <span class="success-icon"></span>
          <span class="success-info">订单提交成功，请您及时付款，以便尽快为您发货~~</span>
        </h4>
        <div class="paymark">
          <span class="fl">请您在提交订单<em class="orange time">4小时</em>之内完成支付，超时订单会自动取消。订单号：<em>{{payInfo.orderId}}</em></span>
          <span class="fr"><em class="lead">应付金额：</em><em class="orange money">{{payInfo.totalFee}}</em></span>
        </div>
      </div>
      <div class="checkout-info">
        <h4>重要说明：</h4>
        <ol>
          <li>尚品汇商城支付平台目前支持<span class="zfb">支付宝</span>支付方式。</li>
          <li>其它支付渠道正在调试中，敬请期待。</li>
          <li>为了保证您的购物支付流程顺利完成，请保存以下支付宝信息。</li>
        </ol>
        <h4>支付宝账户信息：（很重要，<span class="save">请保存！！！</span>）</h4>
        <ul>
          <li>支付帐号：11111111</li>
          <li>密码：111111</li>
          <li>支付密码：111111</li>
        </ul>
      </div>
      <div class="checkout-steps">
        <div class="step-tit">
          <h5>支付平台</h5>
        </div>
        <div class="step-cont">
          <ul class="payType">
            <li><img src="./images/pay2.jpg"></li>
            <li><img src="./images/pay3.jpg"></li>
          </ul>

        </div>
        <div class="hr"></div>

        <div class="payshipInfo">
          <div class="step-tit">
            <h5>支付网银</h5>
          </div>

        </div>
        <div class="hr"></div>
        <div class="submit">
          <!--
            不可使用此种写法
             <router-link class="btn" to="/paysuccess">立即支付</router-link> 

             -->
             
          <button class="btn" @click="pay">立即支付</button>
        </div>
        <div class="otherpay">
          <div class="step-tit">
            <h5>其他支付方式</h5>
          </div>
          <div class="step-cont">
            <span><a >微信支付</a></span>
            <span>中国银联</span>
          </div>
        </div>
      </div>
      
    </div>
  </div>
</template>

<script>
  import {mapState} from 'vuex'
  //Qrcode 转换二维码
  import  QRCode from 'qrcode'
  export default {
    name: 'Pay',
    //根据路由传递的orderId获取支付信息
    mounted() {
      const {orderId} = this.$route.query
      this.$store.dispatch('pay/getPayInfo',orderId)
    },
    computed:{
      ...mapState('pay',['payInfo'])
    },
    methods: {
      //支付
      async pay(){
        //$alert配置项
        const options ={
          confirmButtonText: '支付成功',
          cancelButtonText:'遇到问题',
          dangerouslyUseHTMLString: true,
          showClose:false,
          showCancelButton:true,
          center:true,
        }
        const {orderId} = this.$route.query
        try {
              //QRCode返回值为Promise类型值
              const url= await QRCode.toDataURL(this.payInfo.codeUrl)
              //弹窗支付二维码
              this.$alert(`<img src="${url}" alt="">`, '微信扫码支付 ', {
                ...options,
                callback:async(type)=>{
                  console.log(type);
                  //做出遇到问题的回调
                  if(type==="cancel"){
                    this.$message.warning('致电客服')
                    clearInterval(this.timer)
                    
                  }else{
                    //点击支付成功的回调
                    //清除心跳包查询定时器
                    clearInterval(this.timer)
                    //等待查询结果
                    await this.queryPayStatus()
                    if(this.paySuccess){
                      // this.$message.success('支付成功')
                      //支付成功跳转paysuccess
                      this.$router.replace('/paysuccess')
                      
                    }else{
                      this.$message.warning('订单尚未支付成功')
                    }
                  }
              }
            });
            //开启心跳查询定时器
            this.timer=setInterval(this.queryPayStatus,1000)
        } catch (error) {
          this.$message.error(error)
        }
       
      },
      //查询支付状态
      async queryPayStatus(){
        console.log(1);
        const {orderId} = this.$route.query
        //根据orderId查询支付状态
        const result=await this.$API.reqPayStatus(orderId)
        //支付成功
        if(result.code ===200){
          clearInterval(this.timer)
          this.$msgbox.close();
          this.$router.replace('/paysuccess')
          this.$message.success('支付成功')
          //标记支付成功
          this.paySuccess=true
        }else{
          //标记支付尚未成功
          this.paySuccess=false
        }
      }
      
    },
  }
</script>

<style lang="less" scoped>
  .pay-main {
    margin-bottom: 20px;

    .pay-container {
      margin: 0 auto;
      width: 1200px;

      a:hover {
        color: #4cb9fc;
      }

      .orange {
        color: #e1251b;
      }

      .money {
        font-size: 18px;
      }

      .zfb {
        color: #e1251b;
        font-weight: 700;
      }

      .checkout-tit {
        padding: 10px;

        .tit-txt {
          font-size: 14px;
          line-height: 21px;

          .success-icon {
            width: 30px;
            height: 30px;
            display: inline-block;
            background: url(./images/icon.png) no-repeat 0 0;
          }

          .success-info {
            padding: 0 8px;
            line-height: 30px;
            vertical-align: top;
          }
        }

        .paymark {
          overflow: hidden;
          line-height: 26px;
          text-indent: 38px;

          .fl {
            float: left;
          }

          .fr {
            float: right;

            .lead {
              margin-bottom: 18px;
              font-size: 15px;
              font-weight: 400;
              line-height: 22.5px;
            }
          }
        }
      }

      .checkout-info {
        padding-left: 25px;
        padding-bottom: 15px;
        margin-bottom: 10px;
        border: 2px solid #e1251b;

        h4 {
          margin: 9px 0;
          font-size: 14px;
          line-height: 21px;
          color: #e1251b;
        }

        ol {
          padding-left: 25px;
          list-style-type: decimal;
          line-height: 24px;
          font-size: 14px;
        }

        ul {
          padding-left: 25px;
          list-style-type: disc;
          line-height: 24px;
          font-size: 14px;
        }
      }

      .checkout-steps {
        border: 1px solid #ddd;
        padding: 25px;

        .hr {
          height: 1px;
          background-color: #ddd;
        }

        .step-tit {
          line-height: 36px;
          margin: 15px 0;
        }

        .step-cont {
          margin: 0 10px 12px 20px;

          ul {
            font-size: 0;

            li {
              margin: 2px;
              display: inline-block;
              padding: 5px 20px;
              border: 1px solid #ddd;
              cursor: pointer;
              line-height: 18px;
            }
          }
        }
      }

      .submit {
        text-align: center;

        .btn {
          display: inline-block;
          padding: 15px 45px;
          margin: 15px 0 10px;
          font: 18px "微软雅黑";
          font-weight: 700;
          border-radius: 0;
          background-color: #e1251b;
          border: 1px solid #e1251b;
          color: #fff;
          text-align: center;
          vertical-align: middle;
          cursor: pointer;
          user-select: none;
          text-decoration: none;
        }
      }
    }
  }
</style>